Shinobi was a SEGA arcade classic – that was then ported to every system on the face of the earth – and the PC was one of them. I never was able to find a story that explained the premise of this game – but it is fairly obvious. You are the ninja, throwing throwing stars at anything that moves, killing bad guys and rescuing hostages.
Simple but fun:
Shinobi runs perfectly under Virtual PC and is a good way to let off some steam